Are there Payment Service Providers in India, and what is required to become one?

There are quite a few online processors in India:

• http://www.direcpay.com/
• http://www.ebs.in/
  
• https://www.zaakpay.com/
  
• http://www.epayments.in/
  
• http://www.cashwala.com/
  
• http://www.paysignet.com/
  
• http://www.epaymentsglobal.com/
  
• http://www.acteva.in/payment_management.html
  
• http://www.transecute.com/
  
• http://www.indiapay.com/
  
• https://www.payu.in
  
• http://www.ccavenue.com/credit_card_processing.jsp
  
• http://www.icicibank.com/ (PaySeal)
  
• http://www.hdfcbank.com/sme/payments-and-collections/merchant-services
  

To get started, you need to become a master merchant from one of the online acquiring banks.